The fungus $Claviceps$ (ergot fungus) belongs to which class?

Which kingdom is known as multicellular decomposers?

$A$ specimen of fungus is brought by a student for identification. Upon close examination,he discovered that its hyphae are completely septate and it has gills on the underside of the pileus. To which fungal group does it most likely belong?

In fungi,food is stored as ........

Which pair of the following belongs to $Basidiomycetes$?

Give differences: Ascocarp and Basidiocarp.